Honolulu to Sydney Time Difference
Sydney is 20 hours ahead of Honolulu. When it is noon in Honolulu, it is 08:00 in Sydney.
Honolulu (UTC-10) → Sydney (UTC+10)
🕐 Interactive Time Explorer
When it's 01:00 in Honolulu, it's 21:00 in Sydney
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
Honolulu & Sydney✓ Perfect Match (4 hours)
◐ Extended Hours (6 hours)
✈️ Travel Information
Distance
8,166 km
Est. Flight Time
~10.6h
Time Difference
+20h
Work Hours Overlap
4h
Good
🟢 Good to Call Now
15:21
13:00 - 17:00
⏰ Quick Conversion
06:00
Honolulu
02:00
Sydney (+1)
09:00
Honolulu
05:00
Sydney (+1)
12:00
Honolulu
08:00
Sydney (+1)
15:00
Honolulu
11:00
Sydney (+1)
18:00
Honolulu
14:00
Sydney (+1)
21:00
Honolulu
17:00
Sydney (+1)
00:00
Honolulu
20:00
Sydney
03:00
Honolulu
23:00
Sydney
Frequently Asked Questions
How many hours is Honolulu behind Sydney?
Sydney is 20 hours ahead of Honolulu. When it is 12:00 noon in Honolulu, it is 08:00 in Sydney. Honolulu operates on Pacific/Honolulu (UTC-10), while Sydney uses Australia/Sydney (UTC+10).
What is the best time to call Sydney from Honolulu?
There are 5 hours of overlapping business time (9 AM–5 PM) between Honolulu and Sydney. The best window is 13:00–18:00 Honolulu time (09:00–14:00 in Sydney).
Does the Honolulu to Sydney time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between Honolulu and Sydney
The distance between Honolulu and Sydney is approximately 8,166 km. A direct flight typically takes around 10.6 hours. Your arrival clock will show local Sydney time — use our Flight Time Calculator to predict exact arrival times.